The link between soda and obesity came to a head with New York’s proposed ban on soft drinks larger than 16 ounces. What can the city—and the soft drink companies— do to improve health? Here are new ideas, including: transforming a cup-ban into a cup-giveaway; launching a guerrilla marketing campaign for NYC water; changing the formula of Coke; and turning Coca-Cola into one of the country’s largest gym providers (for free).

Shopping for groceries is a hassle. But if grocery stores take too long to navigate, are poorly organized, poorly labeled, and create bag after bag of plastic waste, why do we tolerate them? Here are some new proposals, rethinking the grocery store from the bottom up, from eliminating the checkout process, to empowering shoppers.

Microsoft’s focus on hardware and new software interfaces is missing one key ingredient: these new products don’t solve any new problems. Here are some new ideas, including: rethinking Word to actively fetch research as you type; rethinking Excel to automatically generate graphs using public data; and teaching the operating system to learn.

Twitter now stands at a crossroads: will it embrace its role as a communications tool, or become a platform for content producers? New ideas abound in both directions, from inspiring the development of unique applications in areas like healthcare and finance; to becoming the gateway to a million miniature versions of the internet.

Serial Innovation

Serial Innovation is about technology, business, and value. It's a place to be challenged by old answers and inspired by new questions — a place for everyone who has ever thought: "there's got to be a better way to do this." Here's a few ways how...